Replace load_module('simple') to optunahub.samplers

package/samplers/gp_pims/sampler.py

@@ -469,10 +469,7 @@ def acq(self, x: np.ndarray) -> np.ndarray:
         return ((self.maximums - mean) / std).ravel()
 
 
-SimpleBaseSampler = optunahub.load_module("samplers/simple").SimpleBaseSampler
-
-
-class PIMSSampler(SimpleBaseSampler):  # type: ignore
+class PIMSSampler(optunahub.samplers.SimpleBaseSampler):
     def __init__(
         self,
         search_space: dict[str, optuna.distributions.BaseDistribution],

package/samplers/grey_wolf_optimization/grey_wolf_optimization.py

@@ -10,7 +10,7 @@
 import optunahub
 
 
-class GreyWolfOptimizationSampler(optunahub.load_module("samplers/simple").SimpleBaseSampler):  # type: ignore
+class GreyWolfOptimizationSampler(optunahub.samplers.SimpleBaseSampler):
     def __init__(
         self,
         search_space: dict[str, BaseDistribution] | None = None,

package/samplers/hebo/sampler.py

@@ -17,10 +17,7 @@
 from hebo.optimizers.hebo import HEBO
 
 
-SimpleBaseSampler = optunahub.load_module("samplers/simple").SimpleBaseSampler
-
-
-class HEBOSampler(SimpleBaseSampler):  # type: ignore
+class HEBOSampler(optunahub.samplers.SimpleBaseSampler):
     def __init__(self, search_space: dict[str, BaseDistribution]) -> None:
         super().__init__(search_space)
         self._hebo = HEBO(self._convert_to_hebo_design_space(search_space))

package/samplers/nelder_mead/nelder_mead.py

@@ -10,10 +10,7 @@
 from .generate_initial_simplex import generate_initial_simplex
 
 
-SimpleBaseSampler = optunahub.load_module("samplers/simple").SimpleBaseSampler
-
-
-class NelderMeadSampler(SimpleBaseSampler):  # type: ignore
+class NelderMeadSampler(optunahub.samplers.SimpleBaseSampler):
     """A sampler based on the Nelder-Mead simplex algorithm.
        This algorithm does not support conditional parameters that make a tree-structured search space.
        Sampling for such parameters is delegated to independent_sampler (default: RandomSampler).

package/samplers/simple/README.md

@@ -7,15 +7,20 @@ optuna_versions: [3.6.1]
 license: MIT License
 ---
 
+`SimpleBaseSampler` has been moved to [`optunahub.samplers`](https://optuna.github.io/optunahub/samplers.html). Please use [`optunahub.samplers.SimpleBaseSampler`](https://optuna.github.io/optunahub/generated/optunahub.samplers.SimpleBaseSampler.html#optunahub.samplers.SimpleBaseSampler) instead of this package.
+
 ## Class or Function Names
 
 - SimpleBaseSampler
 
 ## Example
 
 ```python
+import optunahub
+
 class UserDefinedSampler(
-    optunahub.load_module("samplers/simple").SimpleBaseSampler
+    optunahub.samplers.SimpleBaseSampler
+    # optunahub.load_module("samplers/simple").SimpleBaseSampler
 ):
     ...
 ```

package/samplers/simple/example.py

@@ -12,7 +12,7 @@
 import optunahub
 
 
-class UserDefinedSampler(optunahub.load_module("samplers/simple").SimpleBaseSampler):  # type: ignore
+class UserDefinedSampler(optunahub.samplers.SimpleBaseSampler):
     def __init__(self, search_space: dict[str, BaseDistribution] | None = None) -> None:
         super().__init__(search_space)
         self._rng = np.random.RandomState()

package/samplers/smac_sampler/sampler.py

@@ -34,12 +34,11 @@
 from smac.scenario import Scenario
 
 
-SimpleBaseSampler = optunahub.load_module("samplers/simple").SimpleBaseSampler
 _SMAC_INSTANCE_KEY = "smac:instance"
 _SMAC_SEED_KEY = "smac:seed"
 
 
-class SMACSampler(SimpleBaseSampler):  # type: ignore
+class SMACSampler(optunahub.samplers.SimpleBaseSampler):
     """
     A sampler that uses SMAC3 v2.2.0.
 

package/samplers/whale_optimization/whale_optimization.py

@@ -7,10 +7,7 @@
 import optunahub
 
 
-SimpleBaseSampler = optunahub.load_module("samplers/simple").SimpleBaseSampler
-
-
-class WhaleOptimizationSampler(SimpleBaseSampler):  # type: ignore
+class WhaleOptimizationSampler(optunahub.samplers.SimpleBaseSampler):
     def __init__(
         self,
         search_space: dict[str, optuna.distributions.BaseDistribution] | None = None,